From 0741a8b8e9a2099c82bff6d6b9ebbce9c07cad53 Mon Sep 17 00:00:00 2001
From: soryu <soryu@soryu.co>
Date: Mon, 22 Dec 2025 04:50:25 +0000
Subject: Update makima FE to add initial listening system

---
 makima/frontend/src/hooks/useTextScramble.ts | 52 ++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 makima/frontend/src/hooks/useTextScramble.ts

(limited to 'makima/frontend/src/hooks/useTextScramble.ts')

diff --git a/makima/frontend/src/hooks/useTextScramble.ts b/makima/frontend/src/hooks/useTextScramble.ts
new file mode 100644
index 0000000..bb3f365
--- /dev/null
+++ b/makima/frontend/src/hooks/useTextScramble.ts
@@ -0,0 +1,52 @@
+import { useState, useCallback, useRef } from "react";
+
+const GLYPHS = "▒▓░█#@*+:-/[]{}<>_";
+
+export function useTextScramble(originalText: string) {
+  const [displayText, setDisplayText] = useState(originalText);
+  const timerRef = useRef<ReturnType<typeof setInterval> | null>(null);
+  const iterationRef = useRef(0);
+
+  const scramble = useCallback(() => {
+    // Clear any existing animation
+    if (timerRef.current) {
+      clearInterval(timerRef.current);
+    }
+
+    iterationRef.current = 0;
+
+    timerRef.current = setInterval(() => {
+      const text = originalText;
+      const iteration = iterationRef.current;
+
+      const display = text
+        .split("")
+        .map((char, index) => {
+          if (index < iteration) return char;
+          return GLYPHS.charAt(Math.floor(Math.random() * GLYPHS.length));
+        })
+        .join("");
+
+      setDisplayText(display);
+      iterationRef.current += 1;
+
+      if (iteration > text.length + 2) {
+        if (timerRef.current) {
+          clearInterval(timerRef.current);
+          timerRef.current = null;
+        }
+        setDisplayText(originalText);
+      }
+    }, 26);
+  }, [originalText]);
+
+  const reset = useCallback(() => {
+    if (timerRef.current) {
+      clearInterval(timerRef.current);
+      timerRef.current = null;
+    }
+    setDisplayText(originalText);
+  }, [originalText]);
+
+  return { displayText, scramble, reset };
+}
-- 
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